Double-Masking's Effectiveness Against COVID Supported By CDC

The video discusses the risk of COVID-19 and emphasizes the importance of wearing masks. It highlights studies showing that wearing two masks and ensuring a proper fit can significantly reduce exposure to the virus. One study found that double masking blocked 92.5% of cough particles, while another experiment showed that snug-fitting masks could reduce exposure by up to 96%.

What is one of the primary methods to reduce the risk of contracting COVID-19?

• Taking vitamins

• Wearing a mask

• Drinking herbal tea

• Exercising regularly

How much more effective is wearing two masks compared to one, according to studies?

• About 10% more effective

• About 42.5% more effective

• About 50% more effective

• About 20% more effective

What percentage of cough particles can two masks block?

• 92.5%

• 75%

• 100%

• 50%

What was the reduction in exposure when two people wore snug-fitting masks?

• Up to 80%

• Up to 50%

• Up to 70%

• Up to 96%

What did the experiment find about the effectiveness of double masking during breathing?

• It had no effect

• It increased exposure

• It reduced exposure significantly

• It was less effective than a single mask